Hurricane IRENE

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HURRICANE IRENE INTERMEDIATE ADVISORY NUMBER 28A
NWS NATIONAL HURRICANE CENTER MIAMI FL AL092011
800 AM EDT SAT AUG 27 2011
...CENTER OF IRENE MAKES LANDFALL NEAR CAPE LOOKOUT NORTH
CAROLINA...
SUMMARY OF 800 AM EDT...1200 UTC...INFORMATION
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LOCATION...34.7N 76.5W
ABOUT 5 MI...10 KM NNE OF CAPE LOOKOUT NORTH CAROLINA
ABOUT 60 MI...100 KM SW OF CAPE HATTERAS NORTH CAROLINA
MAXIMUM SUSTAINED WINDS...85 MPH...140 KM/H
PRESENT MOVEMENT...NNE OR 15 DEGREES AT 14 MPH...22 KM/H
MINIMUM CENTRAL PRESSURE...952 MB...28.11 INCHES
WATCHES AND WARNINGS
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CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY...
NONE
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
A HURRICANE WARNING IS IN EFFECT FOR...
* LITTLE RIVER INLET NORTH CAROLINA NORTHWARD TO SAGAMORE BEACH
MASSACHUSETTS...INCLUDING THE PAMLICO...ALBEMARLE...AND CURRITUCK
SOUNDS...DELAWARE BAY...CHESAPEAKE BAY SOUTH OF DRUM POINT...NEW
YORK CITY...LONG ISLAND...LONG ISLAND SOUND...COASTAL CONNECTICUT
AND RHODE ISLAND...BLOCK ISLAND...MARTHAS VINEYARD AND NANTUCKET
A TROPICAL STORM WARNING IS IN EFFECT FOR...
* SOUTH SANTEE RIVER SOUTH CAROLINA TO LITTLE RIVER INLET
* CHESAPEAKE BAY FROM DRUM POINT NORTHWARD AND THE TIDAL POTOMAC
* NORTH OF SAGAMORE BEACH TO MERRIMACK RIVER
A TROPICAL STORM WATCH IS IN EFFECT FOR...
* MERRIMACK RIVER TO EASTPORT MAINE
INTERESTS IN NEW BRUNSWICK AND NOVA SCOTIA CANADA SHOULD MONITOR THE
PROGRESS OF IRENE.
FOR STORM INFORMATION SPECIFIC TO YOUR AREA IN THE UNITED
STATES...INCLUDING POSSIBLE INLAND WATCHES AND WARNINGS...PLEASE
MONITOR PRODUCTS ISSUED BY YOUR LOCAL NATIONAL WEATHER SERVICE
FORECAST OFFICE. FOR STORM INFORMATION SPECIFIC TO YOUR AREA OUTSIDE
THE UNITED STATES...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL
METEOROLOGICAL SERVICE.
DISCUSSION AND 48-HOUR OUTLOOK
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NATIONAL WEATHER SERVICE DOPPLER INDICATES THAT THE EYE OF IRENE
MADE LANDFALL NEAR CAPE LOOKOUT NORTH CAROLINA AROUND 730 AM
EDT...1130 UTC. THE ESTIMATED INTENSITY OF IRENE AT LANDFALL WAS
85 MPH...140 KM/H...CATEGORY ONE ON THE SAFFIR-SIMPSON HURRICANE
WIND SCALE.
AT 800 AM EDT...1200 UTC...THE CENTER OF HURRICANE IRENE WAS LOCATED
NEAR LATITUDE 34.7 NORTH...LONGITUDE 76.5 WEST. IRENE IS MOVING
TOWARD THE NORTH-NORTHEAST NEAR 14 MPH...22 KM/H...AND THIS GENERAL
MOTION IS EXPECTED TO CONTINUE FOR THE NEXT 24 HOURS. ON THE
FORECAST TRACK...THE CENTER OF IRENE WILL MOVE ACROSS EASTERN NORTH
CAROLINA TODAY. THE HURRICANE IS FORECAST TO MOVE NEAR OR OVER THE
MID-ATLANTIC COAST TONIGHT AND MOVE OVER SOUTHERN NEW ENGLAND ON
SUNDAY.
MAXIMUM SUSTAINED WINDS ARE NEAR 85 MPH...140 KM/H...WITH HIGHER
GUSTS. IRENE IS A CATEGORY ONE HURRICANE ON THE SAFFIR-SIMPSON
HURRICANE WIND SCALE. SLIGHT WEAKENING IS FORECAST AS IRENE CROSSES
EASTERN NORTH CAROLINA...BUT IRENE IS FORECAST TO REMAIN A
HURRICANE AS IT MOVES NEAR OR OVER THE MID-ATLANTIC STATES AND NEW
ENGLAND.
HURRICANE-FORCE WINDS EXTEND OUTWARD UP TO 90 MILES...150 KM...FROM
THE CENTER...AND TROPICAL-STORM-FORCE WINDS EXTEND OUTWARD UP TO
260 MILES...415 KM. A SUSTAINED WIND OF 59 MPH WITH A GUST TO 84
MPH WAS RECENTLY MEASURED AT CAPE HATTERAS NORTH CAROLINA.
THE LATEST MINIMUM CENTRAL PRESSURE ESTIMATED FROM DATA FROM AN AIR
FORCE RESERVE HURRICANE HUNTER AIRCRAFT IS 952 MB...28.11 INCHES.
A COASTAL MARINE OBSERVING SITE AT CAPE LOOKOUT NORTH CAROLINA
RECENTLY REPORTED A PRESSURE OF 954.0 MB...28.17 INCHES.
HAZARDS AFFECTING LAND
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WIND...TROPICAL-STORM-FORCE WINDS SHOULD SPREAD NORTHWARD ALONG THE
MID-ATLANTIC COAST LATER THIS MORNING WITH HURRICANE CONDITIONS
EXPECTED BY THIS AFTERNOON. HURRICANE-FORCE WINDS SHOULD SPREAD
NORTHWARD THROUGH THE HURRICANE WARNING AREA DURING THE DAY.
TROPICAL STORM CONDITIONS ARE EXPECTED TO REACH SOUTHERN NEW
ENGLAND TONIGHT WITH HURRICANE CONDITIONS EXPECTED ON SUNDAY.
STORM SURGE...AN EXTREMELY DANGEROUS STORM TIDE WILL RAISE WATER
LEVELS BY AS MUCH AS 5 TO 9 FEET ABOVE GROUND LEVEL IN THE
HURRICANE WARNING AREA IN NORTH CAROLINA...INCLUDING THE ALBEMARLE
AND PAMLICO SOUNDS. STORM SURGE WILL RAISE WATER LEVELS BY AS MUCH
AS 4 TO 8 FEET ABOVE GROUND LEVEL WITHIN THE HURRICANE WARNING AREA
FROM THE NORTH CAROLINA/VIRGINIA BORDER NORTHWARD TO CAPE COD
INCLUDING SOUTHERN PORTIONS OF THE CHESAPEAKE BAY AND ITS
TRIBUTARIES. NEAR THE COAST...THE SURGE WILL BE ACCOMPANIED BY
LARGE...DESTRUCTIVE...AND LIFE-THREATENING WAVES. STORM SURGE
VALUES ARE VERY LOCATION-SPECIFIC...AND USERS ARE URGED TO CONSULT
PRODUCTS ISSUED BY THEIR LOCAL NATIONAL WEATHER SERVICE OFFICES.
RAINFALL...IRENE IS EXPECTED TO PRODUCE RAINFALL ACCUMULATIONS OF
6 TO 10 INCHES...WITH ISOLATED MAXIMUM AMOUNTS OF 15 INCHES...FROM
EASTERN NORTH CAROLINA NORTHWARD THROUGH THE MID-ATLANTIC STATES
INTO EASTERN NEW YORK AND WESTERN NEW ENGLAND. THESE RAINS
COULD CAUSE WIDESPREAD FLOODING AND LIFE-THREATENING FLASH FLOODS.
SURF...LARGE SWELLS GENERATED BY IRENE ARE AFFECTING PORTIONS OF THE
COAST OF THE SOUTHEASTERN UNITED STATES. THESE SWELLS WILL CAUSE
LIFE-THREATENING SURF AND RIP CURRENT CONDITIONS.
TORNADOES...ISOLATED TORNADOES ARE POSSIBLE OVER EXTREME EASTERN
NORTH CAROLINA TODAY.
NEXT ADVISORY
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NEXT COMPLETE ADVISORY...1100 AM EDT.
$$
FORECASTER BROWN
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